Pith Number

pith:YDWP7XH6

pith:2020:YDWP7XH6ACAUVFWDZVUV5YATZX

not attested not anchored not stored refs pending

Determining Model-independent $H_0$ and Consistency Tests

Arman Shafieloo, Eric V. Linder, Kai Liao, Ryan E. Keeley

arxiv:2002.10605 v3 · 2020-02-25 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YDWP7XH6ACAUVFWDZVUV5YATZX}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T01:08:11.932864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0ecffdcfe00814a96c3cd695ee013cdc8c07fa2218589e5b64b867e7b4269d3

Aliases

arxiv: 2002.10605 · arxiv_version: 2002.10605v3 · doi: 10.48550/arxiv.2002.10605 · pith_short_12: YDWP7XH6ACAU · pith_short_16: YDWP7XH6ACAUVFWD · pith_short_8: YDWP7XH6

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/YDWP7XH6ACAUVFWDZVUV5YATZX \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: c0ecffdcfe00814a96c3cd695ee013cdc8c07fa2218589e5b64b867e7b4269d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea2b286d996694a6f0b96dc85d9caacbfe9cb4dccfb951ea5617a4ea8f69a7da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2020-02-25T00:42:23Z",
    "title_canon_sha256": "2c440117e591bd5d847e76ce299e7c59a9053a26e9be7f6fc33177b574cd6f6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.10605",
    "kind": "arxiv",
    "version": 3
  }
}